The Influence of Author Degree Centrality and L-Index on Scientific Performance of Physical Education and Training Papers in China Based on the Perspective of Social Network Analysis

Table 7

Unary linear regression results of H-index and L-index.

H-index	Coeff.	Robust std. error	t-value	-value	95% confidence interval		Sig
L-index	0.095	0.009	10.45	≤0.001	0.077	0.113
Main journal	−0.012	0.002	−6.71	≤0.001	−0.016	−0.009
Start year	−0.016	0.001	−14.94	≤0.001	−0.018	−0.014
Career length	0.319	0.01	31.11	≤0.001	0.298	0.339
Constant	32.61	2.137	15.26	≤0.001	28.421	36.799
Mean dependent var		1.395	SD dependent var			1.212
R-squared		0.527	Number of obs			12,875
F-test		326.115	Prob > F			≤0.001
Akaike crit. (AIC)		31,861.910	Bayesian crit. (BIC)			31,899.225

, , .